Air dam device for trucks



FIG. 1 is a front view of an air dam device for trucks;

FIG. 2 is a back view thereof;

FIG. 3 is a side view thereof (opposite side is mirror image);

FIG. 4 is a top view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is an exploded view thereof; and,

FIG. 7 is a front view in uses thereof.

In FIG. 7, the broken line showing of environmental structure for purposes of illustrating the rosary device in a condition of use. The broken lines and the structure they depict form no part of the claimed design. 

The ornamental design for an air dam device for trucks, as shown. 